OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ON $120.00 Call

ON270115C00120000

Latest saved OI223Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $120.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2371180 2026-10-09: 219 OI2026-10-13: 225 OI2026-10-14: 225 OI2026-10-15: 225 OI2026-10-16: 225 OI2026-10-21: 237 OI2026-10-23: 223 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing223-14
Oct 21, 2026237+12
Oct 16, 20262250
Oct 15, 20262250
Oct 14, 20262250
Oct 13, 2026225+6
Oct 09, 2026219No prior observation